Toyota RAV4 manuals

Toyota Sienna Service Manual: How to proceed with troubleshooting

Toyota Sienna Service Manual / Engine / 2Gr-fe engine control system / Sfi system / How to proceed with troubleshooting

HINT:

The intelligent tester can be used in steps 2, 3, 4, 6 and 9.

1 VEHICLE BROUGHT TO WORKSHOP

2 CONNECT INTELLIGENT TESTER TO DLC3

HINT:

If the display indicates a communication fault in the tester, inspect the DLC3.

3 CHECK DTC AND FREEZE FRAME DATA

(a) Check for DTC(s) and freeze frame data (See page ES- 40).

HINT:

Record or print the DTCs and freeze frame data, if necessary.

4 CLEAR DTC AND FREEZE FRAME DATA

(a) Clear the DTC(s) and freeze frame data (See page ES- 40).

5 CONDUCT VISUAL INSPECTION

6 SET CHECK MODE DIAGNOSIS

(a) Set the check mode (See page ES-43).

7 CONFIRM PROBLEM SYMPTOMS

HINT:

If the engine does not start, perform steps 9 and 11 first.

Result

8 SIMULATE SYMPTOMS

9 CHECK FOR DTCS

(a) Check for DTCs (See page ES-39).

Result

10 REFER TO DTC CHART

HINT:

Refer to the DTC chart (See page ES-56).

GO TO STEP 13

11 CONDUCT BASIC INSPECTION

HINT:

Refer to "BASIC INSPECTION" (See page ES-13).

Result

12 REFER TO PROBLEM SYMPTOMS TABLE

HINT:

Refer to "PROBLEM SYMPTOMS TABLE" (See page ES- 27).

Result

13 CHECK ECM POWER SOURCE CIRCUIT

HINT:

Refer to "ECM POWER SOURCE CIRCUIT" (See page ES- 437).

14 CONDUCT CIRCUIT INSPECTION

Result

15 CHECK FOR INTERMITTENT PROBLEMS

HINT:

Refer to "CHECK FOR INTERMITTENT PROBLEMS" (See page ES-13).

GO TO STEP 17

16 CONDUCT PARTS INSPECTION

17 IDENTIFY PROBLEM

18 ADJUST AND/OR REPAIR

19 CONDUCT CONFIRMATION TEST

END

System diagram
...

Check for intermittent problems
1. CHECK FOR INTERMITTENT PROBLEMS HINT: For use of the intelligent tester only: Inspect the vehicle's ECM using check mode. Intermittent problems are easier to detect with an intelligent teste ...

Other materials:

Short in Side Squib RH Circuit
DTC B0110/43 Short in Side Squib RH Circuit DESCRIPTION The side squib RH circuit consists of the center airbag sensor assembly and the front seat side airbag assembly RH. The circuit instructs the SRS to deploy when deployment conditions are met. DTC B0110/43 is recorded when a short cir ...

How to proceed with troubleshooting
1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS Interview the customer and confirm the trouble. Confirm the problem by duplicating the conditions described by the customer 3 BASIC INSPECTION Basic inspection. Measure the battery voltage. Standard voltage: 11 ...

Power Seat ECU Communication Stop
DTC B1272 Power Seat ECU Communication Stop DESCRIPTION This DTC is detected when communication between the seat position control ECU and the multiplex network gateway ECU stops for more than 10 seconds. DTC No. DTC Detection Condition Trouble Area B1272 ...

В© 2011-2021 Copyright www.tsienna.net